ML17264A189

From kanterella
Revision as of 13:22, 18 May 2018 by StriderTol (talk | contribs) (Created page by program invented by StriderTol)
Jump to navigation Jump to search
Rev 1 to Guidelines for Instrument Loop Performance Evaluation & Setpoint Verification.
ML17264A189
Person / Time
Site: Ginna Constellation icon.png
Issue date: 08/07/1992
From: DANIELS G W
ROCHESTER GAS & ELECTRIC CORP.
To:
Shared Package
ML17264A188 List:
References
PROC-920807, NUDOCS 9510160107
Download: ML17264A189 (85)
v • d • e


Text

GuidelinesforInstrumentLoopPerformanceEvaluationandSetpointVerificationGinnaStationRochesterGasandElectricCorporation89EastAvenueRochester,NewYork14649EWR5126Revision1August7i1992Preparedby.Diels,Inst.PerformanceVerif.EngineerReviewedbyR.AeBaker,Inst.PerformanceVerif.Pro'ectManager~Ah~DateApprovedby~8(89C.AeForkell,ManaDateElectricalEngineeringPagei'P5i016010795i006PDRADOCK05000244PPDR REVXSZONSTATUSSHEETRevPagePageii GUXDANCEFORINSTRUMENTLOOPPERFORMANCEEVALUATIONANDSETPOINTVERIFXCATIONSECTIONTITLETABLEOFCONTENTSPAGE1.02.03.04.05.06.07.08.09.09.19.29.310~0INTRODUCTIONPURPOSEAPPLICABXLITYPROCEDURALREQUXREMENTSDEFINITIONSACRONYMSREFERENCESASSUMPTIONS/CLARIFICATIONSINSTRUMENTLOOPPERFORMANCEREQUIREMENTSPERFORMANCERELATEDDESIGNBASESASSOCXATEDNITHTHEINSTRUMENTLOOPPROCESSPARAMETERDESCRIPTIONANDINSTRUMENTLOOPFUNCTIONENVIRONMENTALSERVICECONDITIONSDESCRXPTXONOFTHEEXISTINGINSTRUMENTLOOPCONFIGURATION2-14-15-17-18-19-19-19-19-310-110F110.210.310'PROCESSMEASUREMENTDATADOCUMENTATIONOFSIGNALCONDITXONINGANDOUTPUTEQUIPMENTSCALINGPageiii10-210-310-4ORGANIZATIONOFDATAANDDOCUMENTATION10-1 GUIDANCEFORINSTRUMENTLOOPPERFORMANCEEVALUATIONANDSETPOINTVERIFICATIONSECTIONTABLEOFCONTENTSTITLEPAGE11.011.111.211.312.012F112.212'EVALUATIONOFTHEEXISTINGINSTRUMENTLOOPCONFIGURATIONAGAINSTDOCUMENTEDPERFORMANCEREUIREMENTSEVALUATINGTHELOOPCONFIGURATIONEVALUATINGTHELOOPMEASUREMENTCAPABILITYEVALUATINGTHECALIBRATIONEVALUATIONOFLOOPUNCERTAINTYPROCESSMEASUREMENTUNCERTAINTYMEASUREMENTANDTESTEQUIPMENTUNCERTAXNTYACCXDENTSENSORENVIRONMENTALUNCERTAINTY11-111-111-311-312-112-112-112-212.412.512.612'12.812.912.1013.013.113.2RACKEQUIPMENTUNCERTAINTYSENSORUNCERTAINTYDRIFTUNCERTAINTYTOLERANCEUNCERTAINTYTOTALLOOPUNCERTAINTYCOMPARINGTHEREFERENCEACCURACYWITHTHECALIBRATIONTOLERANCESETPOINTEVALUATIONASSIGNINGLIMITSTOOUTPUTDEVICESEVALUATINGTHESETPOINT(S)Pageiv12-212-312-312-312-312-413-113-113-1ACCIDENTCURRENTLEAKAGEUNCERTAINTY12-2 GUIDANCEFORINSTRUMENTLOOPPERFORMANCEEVALUATIONANDSETPOINTVERIFICATIONSECTIONTITLETABLEOFCONTENTSPAGE13.3ATTACHMENTAATTACHMENTBCOMPARISONOFEXISTINGSETPOINTWITHTECHNICALSPECIFICATIONLIMITSCONCLUSIONINSTRUMENTPERFORMANCEEVALUATIONANDSETPOINTVERIFICATIONORGANIZATIONOFDATAANDDOCUMENTATIONSUPPORT13-214-1Pagev

1.0INTRODUCTION

Thisdocument,MethodologyforInstrumentLoopPerformanceEvaluationandSetpointVerification,providesdetailedinstructionsforperformingProjectactivies.Reg.Guide1.105,Rev.2describesamethodologyacceptabletotheNRCforensuringthatinstrumentsetpointsareinitiallywithinandremainwithinTechnicalSpecificationlimits.ThisRegulatoryGuideendorsesISAStandardS67.04-1982,"SetpointsforNuclearSafety-RelatedInstrumentationUsed,inNuclearPowerPlants".Arevisionwasissuedtothedocumentin1987andmajordraftsupplementshavebeenissuedbyISACommitteeS67.15sincethattime.RG&EisnotspecificallycommittedtoReg.Guide1.105orISA-S67.04.HoweverthisdocumentisintendedtoestablishsimilarrequirementsandutilizesthemethodsofISAS67.04whereapplicable.ThisdocumentisnotintendedtosupersedeanycalculationsperformedpreviouslybyRG&Eoritsvendors.Suchcalculationsandanalyseswereperformedinaccordancewiththeguidelinesandassumptionsineffectatthetimeoftheirdevelopment.Page1-1 2.0PURPOSEThisdocumentisintendedtoprovideRG&Eengineeringpersonnelvithastep-by-stepapproachinperforminganinstrumentloopperformanceandsetpointverification.Itincludesaverificationthat,afteralluncertaintiesinthemeasuredparameterareaccountedfor,theexistingloopsetpointsassurethatalldocumentedperformancerequirementsaremet.Page2-2 3.0APPLICABILITYThisdocumentmaybeappliedtoanyprocessinstrumentlaopatGinnaNuclearPowerPlant.Itisnotapplicableto:0000000ElectricalMeteringTorque/LimitSwitchesSnubber/SpringCansTimeDelayRelaysProtectiveRelayingBreakerTripSettingsRelief/SafetyValvesPage3-1 4.0PROCEDURALREUIREMENTSWorkperformedinaccordancewiththisdocumentshallbeperformedtotherequirementsoftheRG&EQAManualanditsappendicesoranotherQAprogrammeetingtherequirementsof10CFR50,AppendixB.page4-l.

DEFINITIONS5.15'5.3AccidentBias-Thenon-randomuncertaintycreatedbytheaccidentconditionsinaknowndirection.Anexampleofthiswouldbereferencelegheatupduringspecificpipebreakevents,whichcouldchangethedensityofthefluidinthereferenceleg,impactingtheaccuracyofthesensor.AccidentEnvironmentalUncertaintiesAEU-Thecombinedeffectoferrorsonaninstrumentloopcausedbyexposuretonuclearradiation,elevatedtemperature,andsteam/chemicalspray,oranearthquake.a~ccurac-Ameasureofthedegreebywhichtheactualoutputofadeviceapproximatestheoutputofanidealdevicenominallyperformingthesamefunction.Error,inaccuracy,oruncertaintyrepresentthedifferencebetweenthemeasuredvalueandtheidealvalue.5e4AllowableValueAV-Thelimitingvaluethatthetripsetpointcanhavewhentestedperiodically,beyondwhichtheinstrumentchannelmustbeevaluatedforoperability.(THEGINNATECHNICALSPECIFICATIONS(TABLE35-4)DEFINETHETERM"ALLOWABLEVALUE"INTHESAMESENSEASTHEANALYTICALLIMIT)5.55e6AnalticalLimitAL-Thelimitofameasuredorcalculatedvariable"establishedby"thesafetyanalysistoensurethatasafetylimitisnotexceeded.Insomecasestheremaybenoanalysisassociatedwithaparticularsetpointfunction.Insuchcases,theDesignLimitestablishedforthefunctionshallbeusedastheAnalyticalLimit.AsFound-Theconditionadeviceisfoundinafteraperiodofoperation.5e7As'Left-Theconditionadeviceisleftinaftercalibration.5e8Bias-Forthisdocumentbiaswillhavetwoseparatedefinitions,oneforcalculatingthesetpoint.andtheotherforperformingscaling.Thedefinitionforcalculatingasetpointis:Thefixedorsystematicerrorwithinameasurement.Thebiaserrorisaknown,fixed,differencebetweenthetruevalueandtheactualmeasurement.Page5-1 0

Thedefinitionrelatedtoscalingis:5.95.10Avoltagethatisutilized'toproduceasignaloffset.Biasisoftenusedtocompensateforsignalsthatdonotbeginatzero.BiasDistribution-Whenperformingscaling,thedivisionofthetotalbiasrequiredbyaninstrumentloopamongthedeviceswhichcomprisetheloop.CableLeakaeCl-Theerrorassociatedwithleakagecurrentexhibitedbytheinstrumentcableduringenvironmentaltesting,oranaccident,ascorrelatedtothespecifiedcableunderanalysis.5.115.125.13Calibration-Comparisonofitemsofmeasuringandtestequipmentwithreferencestandardsorwithitemsofmeasuringandtestequipmentofequalorclosertolerancetodetectandquantifyinaccuraciesandtoreportoreliminatethoseinaccuracies.CalibrationUncertaintCU-ThecombinederrorassociatedwiththetestequipmentandmethodusedtodeterminethattheinstrumentloopcalibrationisincompliancewiththereferencestandardsCircuitLeakaeUncertaintCLU-Summationoftheerrorsassociatedwiththeelectricalcurrentleakagefromthecable,cablesplices,cablesealdevices,penetrations,andterminalblocks.5.14uncertainties,variables,orparametersrelyupononeanother,suchthat,undertheconditionsofinterest,achangeinonewillproduceacorrespondingchangeintheother.5.15DesinLimit-Thelimitofameasuredorcalculatedvariableestablishedtopreventundesiredconditions(e.g.,equipmentorstructuraldamage,spurioustriporinitiationsignals,challengestoplantsafetysignals,etc.).UsedinplaceoftheAnalyticalLimitwhentherearenoanalyticalbases.Basesmaybeindustrystandardsorvendorrecomendations.SeealsoEstimatedDesignLimit.Page5-2 DriftSensorSd-Anundesiredchangeinoutputoveraperiodoftime,whichisunrelatedtotheinput,environment,orload.Note:Theuncertaintyassociatedwithdriftisdependentonthecalibrationperiodofthedevice.DriftUncertaintDU-Thecombinederrorassociatedwiththestabilityofthesensorandrackequipment.Theerrorsincludedinthistermarethesensorandrackequipmentdrift.uncertainties,variables,orparametersareautonomousanddonotrelyononeanother,suchthat,undertheconditionsofinterest,achangeinonedoesnotleadtoacorrespondingchangeintheother,andtheymaybeseparatedonefromtheother.LimitinSafetSstemSettinLSSS-Settingsspecifiedforautomaticprotectivedevicesrelatedtothosevariableshavingsignificantsafetyfunctions.ALSSSischosentobeginprotectiveactionbeforetheanalyticallimitisreachedtoensurethattheconsequencesofadesignbasiseventarenotmoreseverethanthesafetyanalysispredicted.LooUncertaint-Therangeofvaluesthattheprocessparametermayassumecorrespondingtoaparticularindicationoroutput.Dependingontheloopoutput,thisuncertaintycouldberelatedtoindicationoractuation.LowerSetointLimit-Thelowestvalueforasetpointwhichwhenusedinconjunctionwiththeuppersetpointlimit,describesthesetpointtoleranceband(noadjustmentrequired)whichallowsforsafefunction,operationbutminimizesthefrequencyofreadjustment.Marcain-Anadditionalallowancethatmaybeaddedtotheloopuncertaintyforthepurposeofincreasingconservatism.Applyingmarginhastheeffectofmovingasetpointfurtherawayfromtheanalyticallimit.Note:Anadditionalexpression,operatingmargin,shouldnotbeconfusedwithmargin.Addingorincreasingoperating.marginhastheeffectofmovingasetpointclosertotheanalyticallimittoincreasetheregionofoperationpriortoreachingasetpoint.Page5-3 MeasurinandTestEuimentM6TE-Devicesorsystemsusedtocalibrate,measure,gage,test,inspect,orcontrolinordertoacquireresearch,development,testoroperationaldataorto.determinecompliancewithdesign,specifications,orothertechnicalrequirements.Measuringandtestequipmentdoesnotincludepermanentlyinstalledoperatingequipment,nortestequipmentusedforpreliminarycheckswheredataobtainedwillnotbeusedtodetermineacceptabilityorbethebasisfordesignorengineeringevaluation.MildEnvironment-Anenvironmentthatwouldatnotimebemoreseverethattheenvironmentthatwouldoccurduringnormalplantoperation,includinganticipatedoperationaloccurrences.Itmayalsobereferredtoasthenormalenvironment.Normalization-Theprocessofconvertingprocessparametersintoquantitieshavingarangefrom0to1.0percentageunits.0erationalLimit-Theoperationalvalueofaprocessvariableestablishedt'oallowtripavoidancemarginforthelimitingnormaloperatingtransient.PenetrationLeakaePl-Theerrorassociatedwiththeleakagecurrentexhibitedbythepenetrationduringenvironmentaltesting,ascorrelatedtothespecificpenetrationunderanalysis.PimarElementSeealso.Sensor-Anindependentlycalibratedsystemcomponentwhichconvertsthemeasuredprocessvariabletoaformwhichisappropriateforthesensorinput.Thisisusuallyadifferentialproducerinafluidsystem,(i.e.orifice,venturinozzle),whichconvertsflowratetodifferentialpressure.Thedifferentialpressureisthensensedbytransmitters(sensors).PrimarElementAccuracPea-Theaccuracyassociatedwiththeprimaryelementthatquantitativelyconvertsthemeasuredvariableenergyintoaformsuitableformeasurementbytheassociatedinstrumentation,(i.e.ElbowTaps,orificeplates,venturies,etc.).Page5-4 5.30ProcessMeasurementAccuracPma-Theaccuracyspecificationthat,includesplantmeasurementerrorsupto,butnotincluding,thesensor.Examplesaretheeffectoffluidstratificationontemperaturemeasurementsandtheeffectofchangingfluiddensityonlevelmeasurements.5.32ProcessUncertaintPU-Thecombinederrorassociatedwiththephysicalprocessanditsmeasurement.Theerrorsincludedinthistermaretheprimaryelementaccuracyandtheprocessmeasurementaccuracy.ProcessAlorithmorProcessEuation-Theprocesscalculationexpressedintermsofengineeringunits.5.335.34~535RackEuimentUncertaintREU-Thecombinederrorsoftherack-mounteddevicesthatmakeuptheinstrumentloop.Thesetypicallyareaccuracy,temperatureeffects,andpowersupplyeffects.RackEuimentCalibrationAccuracRca-Theerrorassociatedwithperformanceofrackequipmentcalibrations.Thiserroristypicallyaresultoftestequipmentaccuracyandtechnicianerror.RackEuimentDriftRed-Anundesiredchange(error)intherackequipmentoutputoveraperiodoftime,whichisunrelatedtotheinput.5.36RackEuimentMiscellaneousEffectsRme-Theerrorassociatedwithanyeffectontherackequipmentnotaccountedforinthedocumentedrackeffectsofthisprocedure.5.375.38RackEuimentToleranceRet-IsequaltotheNoAdjustLimitsoftherackequipmentandisdefinedastheallowancetoaccountforthedifficultyofmeasuringtherackequipmentcalibration.Itisafunctionoftherepeatabilityoftherackequipment.RckPowerSulEffectsRs-Theerrorassociatedwiththepowersupplyvariationforwhichthespecificrackinstrumentsareutilized.5.39RackTemeratureEffectsRte-Theerrorassociatedwiththeambienttemperaturevariationsofthespecificrackinstruments.Thiserrorisnotincludedinthecalculationifalreadyconsideredinthe"TemperatureEffect"term.Page5-5 RadiationEffectRe-Theerrorassociatedwiththenormalradiationdoseplusaccidentradiationexposureforthespecificinstrument.Random-Theconditioninwhichthedeviationofanobservation(measurement)fromanaccepted(true)valueisequallyexpectedtobepositiveornegative.Thealgebraicsignofarandomuncertaintyisequallylikelytobepositiveornegativewithrespecttosomemedianvalue.Unlessspecificallystatedotherwise,forthepurposesofthisdocumentrandomalsomeansapproximatelynormallydistributed.RandomError-Errorswhichcannotbepredictedexceptonastatisticalbasis.Theyoccurwhollyduetochanceandcanbeexpressedbyprobabilisticdistribution.Inmostinstrumentapplications,randomerrorsoccurwithafrequencythatapproximatesanormaldistribution.Forsuchdistribution,954ofallerrorsfallwithin2standarddeviationsofthemean.ReferenceAccurac-Anumberorquantitythatdefinesamaximumforexpecteduncertaintywhenadeviceisusedunderreferencedoperatingconditions.SafetLimit-Thelimitonasafetyprocessvariablethatisestablishedbylicensingrequirementstoprovideconservativeprotectionfortheintegrityofphysicalbarriersthatguardagainstuncontrolledreleaseofradioactivity.Theacceptabilityofsafetylimitsisbasedonplantaccidentandtransientanalyses.ScalinEuation-Theequationthatconvertsprocessvariablesfromprocess/engineeringunitstotheequivalentvoltagevalues.SealinDeviceLeakaeDl-Theerrorassociatedwiththeleakagecurrentexhibitedbythecablesealingdeviceduringenvironmentaltesting,ascorrelatedtothespecificsealingdeviceunderanalysis.SeismicEffectSe-Theerrorassociatedwiththespecificinstrumentwhensubjectedtoseismicactivity.SensorSeealsoPrimarElement-Thechannelelementwhichrespondsdirectlytothemeasuredprocessvariabletoproduceanelectricorpneumaticsignalwhichistransmittedtocontrolandindicationsystems.SensorUncertaintSU-Thecombinederrorassociatedwiththesensoritself.Thesetypicallyareaccuracy,Page5-6 temperatureeffects,powersupplyeffectsandstaticpressureeffects.SensorCalibrationAccuracSca-Theerrorassociatedwiththeperformanceofsensorcalibrations.ThiserroristypicallyaresultoftestequipmentaccuracyandTechnicianerror.SensorMiscellaneousEffectSme-Theerrorassociatedwithanyeffectonthesensornotaccountedforintheotherdocumentedsensoreffects.SensorPowerSulEffectSse-Theerrorassociatedwiththepowersupplyvariationforwhichthespecificsensorisutilized.SensorStaticPressureSanShiftSss-Thechangeinthecalibrationofadifferentialpressuredevicewhichoccurswhentheprocesspressureisappliedequallytoboththehighandlowpressureconnections.SensorTemeratureEffectsSte-Theerrorassociatedwiththeambienttemperaturevariationsofthespecificsensor.Thiserrorisnotincludedinthecalculationifalreadyconsideredinthe"TemperatureEffect"Term.SensorToleranceSt-IsequaltotheNoAdjustLimitofthesensorandisidentifiedastheallowancetoaccountforthedifficultyofmeasuringthesensorcalibration.Itisafunctionoftherepeatabilityofthesensor.~metoint-Apredeterminedvalueatwhichadevicechangesstatetoindicatethatthequantityundersurveillancehasreachedtheselectedvalue.SetointVerification-Informationwhichidentifiesthespecificfunctionstobeperformedbyaninstrumentloopofafacility,andthespecificvaluesorrangesofvalueschosenforcontrollingparametersasreferenceboundsfordesign.Thesevaluesmaybe(1)restraintsderivedfromgenerallyaccepted"stateoftheart"practicesforachievingfunctionalgoals,or(2)requirementsderivedfromanalysis(basedoncalculationand/orexperiments)oftheeffectsofapostulatedaccidentforwhichaninstrumentloopmustmeetitsfunctionalgoals.Page5-7 SliceLeakaeSl-Theerrorassociatedwithleakagecurrentexhibitedbythecablespliceduringenvironmentaltesting,ascorrelatedtothespecificspliceunderanalysis.SteamChemicalSraEffectSCe-Theerrorassociatedwiththesteam/chemicalsprayenvironmentforthespecificinstrument.TemeratureEffectTe-TheerrorofthespecificinstrumentduringaHELBorLOCAthatisassociatedwiththetemperatureasspecifiedintheRG&EUFSAR.TerminalBlockLeakaeTl-Theerrorassociatedwithleakagecurrentexhibitedbytheterminalblocksduringenvironmentaltesting,ascorrelatedtothespecificterminalblockunderanalysis.Tolerance-Abandestablishedaroundadesiredvaluewithinwhichaninstrument'sperformanceisconsideredacceptable.Tolerancesareestablishedaboutspecificinstrumentorloopoutputpointstodefinetheacceptablelevelofperformancefortheinstrumentorloopforgiveninputpoints.ToleranceUncertaintTU-Thecombinederrorassociatedwiththedifficultyofmeasuringthesensorandrackequipmentduringcalibration.Theerrorsincludedinthistermarethesensorandrackequipmenttolerance.TriSetointTs-Apredeterminedlevelatwhichabistabledevicechangesstatetoindicatethatthequantityundersurveillancehasreachedtheselectedvalue.'I"~whichthetruevalueofaparameterisknowntoexist.Forthepurposesofthisprocedure,uncertaintiesshallincludethebroadspectrumoftermssuchaserror,accuracy,bias,effect,etc.UerSetointLimit-Thehighestvalueforasetpointwhichwhenusedinconjunctionwiththelowersetpointlimit,describesthesetpoint.toleranceband(noadjustmentrequired)whichallowsforsafefunctionoperationbutminimizesthefrequencyofreadjustment.EstimatedDesinLimitEDL-UsedinplaceofAnalyticalLimitorDesignLimitwhennoformallydocumentedbasesarecurrentlyavailableforthelimitingvalueoftheprocessparameter.Page5-8 60ACRONYMSAEALAPEAREATEAVBOPCCDCPCSEDBDDBEDLDR-DVMEEQEOPGDCHELBIEEEILWDXNPOXR-XSAAccidentEffectAnalyticalLimitAccidentPressureEffectAccidentRadiationEffectAccidentTemperatureEffectAllowableValueBalanceofPlantControlledConfigurationDrawingCalibrationProcedureConduitSealEffectDesignBasisDocumentDesignBasisEventDesignLimitDriftDigitalVoltmeterEquipmentEnvironmentalQualificationEmergencyOperatingProcedureGeneralDesignCriteriaHighEnergyLineBreakInstituteofElectricalandElectronicsEngineersInstrumentLoopWiringDiagramInstituteofNuclearPowerOperationsInsulationResistanceInstrumentSocietyofAmericaPage6-l.

LOCALSSSMCBM&TENRCNSSSOBEOLOPPEAPLSPMEPPCSPSRERGRG&ERTDSESLSPESRSSSSET/CTELossofCoolantAccidentLimitingSafetySystemSettingMainControlBoardMeasurement&TestEquipmentNuclearRegulatoryCommissionNuclearSteamSupplySystemOperationalBasisEarthquakeOperationalLimitOverpressureEffectPrimaryElementAccuracyPrecautions,LimitsandSetpoints(Document)ProcessMeasurementEffectProcessPlantComputerSystemPowerSupplyEffectReferenceAccuracyReadabilityRegulatoryGuideRochesterGas&ElectricResistanceTemperatureDetectorSeismicEffectSafetyLimit,StaticPressureEffectSquareRootSumoftheSquaresSafeShutdownEarthquakeThermocoupleTemperatureEffectPage6-2 TIDTLUTotalIntegratedDoseTotalLoopUncertaintyUFSAR-UpdatedFinalSafetyAnalysisReportURLUpperRangeLimitSelectedacronymsmayalsohaveanotherdefinitionperthestandardabbreviationlistintheGinnaQualityAssuranceManual.However,theacronymsshownarecommonnuclearindustrytermsandfor'hepurposesofthisdocumentwillrepresentthemeaningshownhere.Page6-3 I

7.0REFERENCES

7.1Reg.Guide1.105,Rev2,"InstrumentSetpointsforSafety-RelatedSystems".7-2ISA-S67.04-1987,"SetpointsforNuclearSafety-RelatedInstrumentation".7.3INPO84-026,Rev.1,"SetpointChangeControlProgram".7.4ISA-S67.04PartII,Draft9,"MethodologiesfortheDeterminationofSetpointsforNuclearSafety-RelatedInstrumentation."7.5RG&EEWR5126,"InstrumentSetpointVerification",dated8/31/89.7.6Title10,Part50oftheCodeofFederalRegulations(10CFR50),asofJanuary1,1990.7.7R.E.GinnaNuclearPowerPlantUpdatedFinalSafetyAnalysisReportVolumesIthruVIII,Rev.4.7.8ProcedureP-1,Rev.45,ReactorControlandProtectionSystem.7.9ProcedureP-2,Rev.28,ReactorCoolantSystemPrecautionsandLimitations.7.10ProcedureP-3,Rev.15,ChemicalandVolumeControlSystem.7.11ProcedureP-4,Rev.10,Precautions,LimitationsandSetpointsAuxiliaryCoolantSystem.7.12ProcedureP-6,Rev.12,Precautions,LimitationsandSetpointsNuclearInstrumentationSystem.7.13ProcedureP-7,Rev.11,SafetyInjectionSystem.7.14ProcedureP-8,Rev.16,WasteDisposalSyst:em.7.15ProcedureP-9,Rev.55,RadiationMonitoringSystem.7.16R.E.GinnaNuclearPowerPlantTechnicalSpecifications,AppendixAtoOperatingLicenseNo.DPR-18(AmendmentNo.40),DatedSeptember23,1990.7.17Deleted7.18R.E.GinnaNuclearPowerPlantSystemDescriptions(TrainingDepartmentHandouts).Page7-1 7.19Deleted7.207.21DeletedRG&EQualityAssuranceManual,AppendixA,QualityandSafetyRelatedListings,Rev.9.7.22RG&EQualityAssuranceManual,AppendixE,QualityAssuranceProgramforEQEquipmentReplacements,MaintenanceandAdditions.7.23DELETED7.24RG&EDesignAnalysis(DRAFT),"FlowMeasuringElementTechnicalEvaluation".Page7-2 e

8.0ASSUMPTIONSCLARIFICATIONS8.1TheintentoftheseguidelinesistoestablishastandardbasisforinstrumentloopperformanceevaluationandsetpointverificationanalysesforexistingprocessinstrumentsystemsatGinnaStation.8.2Informationusedtoevaluateeachinstrumentloopispreferrablyobtainedfromcontrolleddocuments.However,thismaynotalwaysbepossible.Informationfromuncontrolledsourcesshouldbedocumentedsufficientlytoestablishvalidity.8.3Whendataconflictsoccur,anassumptionmaybemadeastowhichofthesourcesiscorrect.Allsuchconflictsandthebasesforanyrelatedassumptionsshouldbedocumentedasopenitems.8.4TheInstrumentPerformanceEvaluationandSetpointVerificationChecklist,includedasAttachmentA,providestheformatforindivualloopanalyses.Supplementalcalculationsoranalysesmaybeneededtofullydocumentcertainfeaturesofloopperformance.8.5WheninformationneededtocompleteAttachmentAisabstractedfromanotherdocument,thatdocumentshallreferencedintheanalysis.8.68.7Wheninformationisobtainedfromreferencesthatarenoteasilyretrievable(e.g.vendordata,correspondence,purchaseordersorspecifications,etc.),copiesshouldbemadeoftheapplicableportionsofthereference.CopiesshouldbeattachedtotheAttachmentAanalysis.WheninformationrequestedinAttachmentAisdeterminedtobenotapplicabletoaspecificloop,thestepshouldbemarked"N/A".itihil:"-ii'll'y--i:R-:---,'...-,,',:,i:::,,',;,,',:,1:...,,P1,",",-',",',,:,,',d':,:::::,',;,,tlN!:oÃ4%%8ni'cx~p8e3<'oper8x'ng'>pAenomen8.":~~@%le':c'otic'em'8ceiw.,'d'"'a~jrooi;:;ems',..oi:i'ii'-'p':,,:xa';,:-.'."s,"oui:@:.'e;,:;;,'airesse.,xp4',@%i::aOi'~~~YQiiilit'..,:":;:-Eiicjiii'ear'~rij',~'f~QE>-.jPra'ced.Page8-1 9.0InstrumentLoopPerformanceRequirementsTheintentofthissectionistodocumenttheperformancerequirementsfortheinstrumentloop,establishedinthedesignbasesfortheGinnaNuclearPlant.Performancerequirementsincludethenatureoftheprocessparameterbeingdetected,quantified,andtransmitted,(whatisbeingmeasured),therangeandaccuracyoftheprocessparameterinformationthatisrequired(appropriate)fortheloopoutputs,andthephysicalenvironment(s)inwhichtheloopisinstalled,calibrated,andrequiredtooperate.Totheextentpossible,theserequirementsshouldbedescribedwithoutreferencetotheinstalledsystemdesign.9.1PerformanceRelatedDesignBasesAssociatedwiththeInstrumentLoop.9.1.1InSection5.1.1ofAttachmentAdocumentthefollowingdesignbasisinformationwhichplacesconstraintsoninstrument,performance.SafetyClassificationThesafetyclassificationsestablishedinAppendixAoftheGinnaStationQAManual,SafetyRelated(SR),SafetySignificant(SS),andNonSafety(NS),arebasedonfunctionalconsiderationsonly.However,theydoindicatewhethertheloopiscriticaltosomeaspectofplantsafety.9.1.2NUREG0737/R.G.1.979.1.3TheGinnaStationR.G.1.97designbasesaredocumentedinTable7.5-1oftheUFSAR.AmoredetaileddescriptionoftheseloopsiscontainedintheRG&EsubmittaltotheNRC,datedMarch13,1992,"NUREG0737Supplemental1/R.G.1.97:ComparisonofGinnaPostAccidentInstrumentation",Attachment3,Table1.AR.G.1.97instrumentloopshouldconformwithperformancerequirementsstatedintheRegulatoryGuide,asqualifiedbystatusinformationornotesinTable7.5-1andthe3-13-92NRCsubmittal.Designrequirementsrelatedtophysicalseparation,humanfactors,andreliabilityofpowersupplyarenotwithinthescopeofthisanalysis.EnvironmentalQualification(EQ)Iftheinstrumentloopisrequiredtofunctioninharsh(accident)environmentsitislistedintheGinnaStationQAManual,AppendixE,Attachment1,(the10CFR50.49list).Environmentaldatafortheinstrumentcomponentlocation(s)isdocumentedinSection3.11oftheGinnaUFSAR.ThisinformationisalsointheappropriatecomponentEQ(File)Package.TheEQdesignationisonlyusedforinstrumentsPage9-1 requiredtooperatein"harsh"environments(50.49list).Thisindicatesthatperformancecapabilitymustbedemonstratedbytest,inaccordancewithIEEE323-1974.Other("mildenvironment")loopsmustdemonstratecapabilitytoperformthroughouttheirrangeof"normal"ambientoperatingenvironments,butthereisnoregulatoryrequirementfortesting.SeismicCategoryThesafetyclassificationoftheinstrumentloopdoesnotdirectlyimplyaparticularcategory,sothatotherdesignbasisinformationmustbeusedtoestablishitsseismicclassificationandperformancerequirements.ForloopsthataredesignatedR.G.1.97,thereferencesinSection9.1.3providetheseismicclassification(thiscoversmostoftheloopswithinthepresentprojectscope).Inaddition,loopswhichareidentifiedintheGinnaTechnicalSpecifications,Table3.5-1ProtectionSystemInstrumentation,Table3.5-2EngineeredSafetyFeatureActuationInstrumentationshouldbedesignatedSeismicCategory1onthebasisofIEEE279-1971,andGDC2ofAppendixAto10CFR50.Allotherloopsmaybedesignatedeithernonseismic(NS),or"structuralintegrityonly"ifaknownR.G.1.29,C.2concernexists.TheperformancerequirementsassociatedwithinstrumentsclassifiedasSeismicCategory1arenotcompletelydefinedintheGinnadesignbasis.PerAttachment2oftheRG&E3-13-92submittaltotheNRC(referencedin9.1.3),seismicqualification"i'sinaccordancewiththeGinnaSeismicQualificationProgram"and"SeismicqualificationatGinnaiscurrentlybeingresolvedunderUSI-A46".Since1978RG&Epracticehasbeentoqualifynewfloor(orwall)mountedequipmenttoIEEE344-1975.Howevermostinstrumentracksandpanelswereinstalledduringplantconstructionandtherefore(becauseoftheacceptedpracticeatthattime)werenotseismicallytested.RacksandpanelsforProtectionSystemandESFASequipmenthavesubsequentlybeeninspectedandmodifiedtoassureseismicintegrityofanchorageandstructure.Historicaldata(recognizedbyIEEE344-1987)hasbeenusedbySQUGtoestablishreasonableassurancethatA46plants,inwhichequipmentadequatelyanchoredandconstructed,cansafelybeshutdownfollowingaSSE.TheseismicperformancerequirementforSeismicCategory1equipmentwithinthescopeofthisanalysisshallbethatboththecomponentsoftheloopandtheirsupportsorenclosureshavedocumentedseismiccapability.EvaluationPage9-2 ofseismiccapacityversusdemandisnotwithinthescopeofthisanalysis.InstrumentaccuracyhasnotbeenidentifiedasanissueintheA46programandthereforeseismicloopuncertaintywillatthistimebecalculatedforinformationonly.TechnicalSpecificationsGinnaStationTechnicalSpecifications,Section3.5,InstrumentationSstems,identifiescertaininstrumentloopswhichperformsafetyrelatedfunctions.Thefollowingtablesidentifycriticalloopfunctions,theplantconditionswhentheloopmustbeoperable,andtheminimumnumberofchannelsthatmustbeavailableforcontinuedoperation(LCOs).Table3.5-1ProtectionSystemInstrumentationTable3.5-2EngineeredSafetyFeatureActuationInstrumentationTable3.5-3Accident,MonitoringInstrumentationTable3.5-5RadioactiveEffluentMonitoringInstrumentationTable3.5-6RadiationAccidentMonitoringInstrumentationPeriodictestintervals,whicharerelatedtoloopperformance,aregivenin,Table4.1-1MinimumFrequenciesforChecks,Calibrations,andTestofInstruments.PerformancerequirementsforReactorProtectionSystem(Trip)instrumentloopsaredescribedindetailinSection2.0,SAFETYLIMITSANDLIMITINGSAFETYSYSTEMSETTINGS'erformancerequirementsforEngineeredSafetyFeaturesinstrumentsislocatedinTable3.5-4,ENGINEEREDSAFETYFEATUREACTUATIONSYSTEMINSTRUMENTATIONSETPOINTS.Itshouldbenotedthatbothsetpointsand"allowablevalues"aregiveninthistable.Theterm"allowablevalue"inthiscontextisthesameas"analyticallimit".PerformancerequirementsforRadioactiveEffluentMonitoringInstrumentationarestatedinTable3.5-5andalsoinSection3.9.1LiquidEffluents,(3.9.1.1.a)andSection3.9.2.3,Gaseous'WasteTreatment(3.9.2.7.6).PerformancerequirementsforControlRodPositionIndicationSystemsarestatedinSection3.10.5,ControlRodPositionIndicationSystems.Page9-3 GinnaStationUFSARSection7oftheGinnaUFSARdescribesdesignbasesforReactorProtectionSystemandEngineeredSafetyFeatureinstruments.XnstrumentloopswhichinitiateReactorProtectionandEngineeredSafetyFeatureActuationactionscanbeidentifiedfunctionallyfromTable7.2-1,LISTFORREACTORTRIPgENGINEEREDSAFETYFEATURESACTUATION'NDCONTAINMENTXSOLATION.InterlocksassociatedwiththeseloopsarelistedinTable7.2-2,PERMISSIVECIRCUXTS.PerformancerequirementsforReactorProtectionsystemsaredescribedinSection7.2oftheUFSAR.PerformancerequirementsforEngineeredSafetyFeatureActuationinstrumentsaredescribedinSection7.3oftheUFSAR.Table7.3-1,ENGINEEREDSAFETYFEATURESACTUATIONSYSTEMXNSTRUMENTATIONTRIPSETPOINTS,is(orshouldbe)identicalwithTechSpecTable3.5-4discussedin9.1.5.InstrumentationforSafeShutdown,andrelatedperformancerequirementsisdiscussedinSection7.4oftheUFSAR.SafeShutdowninstrumentsandlocationsareshownbytransmitternumberonTable7.4-2,SAFESHUTDOWNINSTRUMENTS.PerformancerequirementsforSafetyRelatedDisplayInstrumentationaredescribedinSection7.5.ThissectiondiscussestheRG&EpositiononR.G.1.97Rev.3(See9~1.2).PerformancerequirementsforcertainControlSystemsNotRequiredforSafetyaredescribedinSection7.7.EmergencyOperatingProcedures(EOPs)The"EOPDataBase"canbeusedtoidentifyinstrumentloopswithoutput,(indication)requiredbyanEOP.SinceEOPswereoftenwrittenwithoutreferencetotheaccuracyoftheavailableindicator,criticalsupplementalstudieshavebeenperformedoncertainloopstoestablishtheperformancerequirementsandrelatethesetotheaccuracyoftheinstalledequipment.Thesestudiesaredocumentedas,DesignAnalysis,"CalculationofEOPFootnotes",NSL-4173-014,EWR4173,Rev.1.Thisinformationshouldbereferencedforapplicableloops.Forloopsthathavenotbeenanalyzedinthisreference,somejudgementregardingrequiredaccuracymaybenecessary.OtherDocumentsForinstrumentloopsinstalledafter1978,designcriteriadocumentationwaspreparedwhichdefinedperformancerequirements.Page9-4 Loopspecificregulatoryperformancerequirementsmayexist.Whereknowntheseshouldbeaddressed.9.2ProcessParameterDescriptionandInstrumentLoopFunctionInSection5.1.2ofAttachment,A,describetheprocessparameterbeingmeasuredanditsanticipatedrangeofvaluesundernormal,test(calibration),andaccidentconditions.Typicalvalue(s)fortheparameterduringnormaloperationaswellastheextremesofthe"normal"operatingrangeshouldbedocumented.DocumentthefunctionsoftheinstrumentloopinSections4.0and4.1ofAttachmentA.Bothcontrolandprotectionmodesofoperationshouldbedescribedevenifevaluationofthecontrolapplicationisnotcurrentlyunderreview."WorstCase"boundingvaluesshouldclearlybedocumented.Notethat.theintentofthissectionistodescribethevaluesthattheparametercan"takeon",nottheparametervalues(limits)whichrepresent"safeoperation".System"safeoperating"limitsaredocumentedinthenextsection.DescriptionofSystemLimitsInSection5.1.3ofAttachmentA,describethelimitswhichconfinetheprocessparameter(describedin9.2)tovalueswhichassurethatnosystemdesignconstraints(e.g.DeparturefromNucleateBoiling)areviolated.TheselimitswillbeusedinSection10ofAppendixAtoevaluatetheinstrumentloopperformancemarginafteruncertaintiesareaccountedfor;thereforethebasesforthelimit(s)mustbeclearlyunderstoodanddocumented.Anyuncertaintyor"fuzziness""intheselimitsshouldbenotedhere,sothatitcanbeconsideredinthefinalloopperformanceevaluation.Limitsshouldbedocumentedas"analytical","design",or"estimateddesign".ThesetermsaredefinedinSection5.0butrequiresomeelaboration.AnalyticalLimitSafetyanalysessupporting"analyticallimits"areperformedusingavarietyofmethods.IdeallytheSafetyAnalysisdemonstratesthatwhentheprocessparameterreachesthelimit,underspecifiedconditions,asystemdesignconstraintviolationoccurs.Oftenhowevertheanalysis,suchasanaccidentsimulation,hasbeenperformedassumingavalueforthelimit;andthevalidityofthelimitisbasedonthefactthatnodesignconstraintswereviolatedduringthesimulation.Thelimitestablishedusingthelatterapproachcanconservativelybetreatedasifitwouldresultinconstraintviolation,however,thereisandobviousmarginuncertaintyintroduced.9.2.1.2DesignLimitPage9<<5 "Designlimit"shouldbeappliedtothoselimitswithoutadocumentedanalyticalbasis,butwhichuseanestablishedvaluetakenfromanindustrystandardorfromwellestablished'vendorliterature.9.2.1.3EstimatedDesignLimit9.3"Estimateddesignlimit"shouldbeappliedwhenbasesfor9.2.1.1or9.2.1.2arenotavailable.Thatis,somelimitmustbeprovidedtoevaluateinstrumentperformanceandifnoexistingbasisisavailable,an"EstimatedDesignLimit"willbeprovidedusingthebestavailablesystemdata.EnvironmentalServiceConditionsInSection5.2ofAppendixAthephysicalenvironmentinwhichtheinstrumentloopisinstalled,calibrated,andrequiredtofunctionisdocumented.9'.1TheSensorEnvironmentInSections5.2.1and5.2.2,identifythesensorlocationandtheenvironmentalserviceconditionsforcalibration,normaloperation,andifnecessary,accidentoperation.Section3.11oftheGinnaUFSARprovidesenvironmentaldatabasedonplantlocation.ForEQ(50.49)sensors,theapplicableEEQ-1FormintheGinnaEQFiledefinestheboundingaccidentenvironmentalconditions,andtheEQBlockDiagramshowsthelocationandassociatedequipment.Ifanyknownlocalizedenvironmentalconditions,moreseverethanthegeneralareaambient(hotspots)existneartheSensorlocation,theyareidentifiedontheEQBlockDiagram.9.3.2AssociatedEquipmentEnvironments9-3.2.19'.2'AssociatedEquipmentinHarshEnvironmentIfequipmentotherthanthesensorisEQ(50.49)(e.g.cable,splices,connectorsandpenetrations)itisidentifiedontheEQBlockDiagramfortheloop.Thediagramidentifiestheboundarybetweenharshandmildenvironments.Documentharshenvironmentconditions,temperature,pressure,humidityandchemicalspray,inSection5.2.4.2ofAppendixA.AssociatedEquipmentinMildEnvironmentsIfequipmentisnotdesignatedEQ(50.49),itisconsideredsubjecttomildenvironmentonly.Temperature,radiationifabovebackground(otherwiseindicate"background"),"andhumidityrangesshouldbedocumentedinSection5.2.4.1ofAppendixA.Page9-6 10.0DESCRIPTIONOFTHEEXISTINGINSTRUMENTLOOPCONFIGURATIONTheintentofthissectionistoprovidedirectionfordocumentingtheconfiguration,operation,andcalibrationoftheinstalledinstrumentloop,includingapplicabledimensionalinformation,equipmentcapabilityandrangedata,environmentalperformancedataandtestreports,andcalibrationandmaintenanceprocedures.ThisdatawillbeusedinSection7.0ofAppendixAtocomparethecapabilityoftheinstalledloopwiththeperformancerequirementsdocumentedinSection6.0ofAppendixA.UncertaintydatawillbedocumentedinSection8.9'~gOQt."c~e~n&4AQ10'10.2.1ProcessMeasurementDataPrimaryElementInformationIftheinstrumentloophasaprimaryelementsuchasanorificeorplatedifferentialproducerforflowmeasurement,identifythemanufacturer,modelnumber,sizeandspecificationsfortheelement.(@~jTh'e!',":;.;.'4IAftBe'siq5::;:,:;:.':.::::.'::;fiick'lysis,"I"FlowMeasuringElementTechni.calyw'e,'.uceil:,""'THeupsreamanownstreampi.pingconfigurationsshouldbereviewedforconformancewithgooddesignpractice.DocumentthisinformationinSection6.1.1ofAttachmentA.10.2.2SensorDataDocumentthesensor'smanufacturerandmodelnumberinSection6.1.2.1ofAttachmentA.Alsolistthevendor'spublishedrangeandspanlimitsofthesensor,includingengineeringunits.Therangeshouldbeobtainedfromvendordatasheetsormanuals.Thespanshouldbeobtainedfromthecalibrationprocedure.Spanandrangearedocumentedin6.1.2.2ofAppendixA.10.2.3SensorEnvironmentalLimitsForEQ(50.40)Sensors,usingappropriateEEQ-1s,reviewtheenvironmentallimitswithinwhichtheinstrumentisqualifiedtofunction.Thisinformation,shouldincludepressures,temperatures,radiation,chemicalsprays,Page10-1 humidity,andanyassociatedtimeperiods.Anyassumptionsorconditionsspecifiedbythevendorforoperatingwithinaharshenvironmentshouldalsobedocumented.ThisinformationisalreadyavailableintheEQfile,andissummarizedontheEEQ-1formforthesensor.ItisreviewedanddocumentedheretoassureacompletedescriptionofinstrumentloopperformanceintheAttachmentAchecklist.Allothersensors(locatedinamildenvironment)shallbereviewedfortemperatureeffectsonly,unlesstheavailablevendorinformationidentifiesadditionalenvironmentalconstraints.ThisinformationshouldbeenteredinSection6.1.3ofAttachmentA.10.2.4EnvironmentalLimitsonAssociatedEquipment.ReviewtheEQBlockDiagramfortheinstrumentlooptoassurethatcable,splices,connectors,penetrations,andanyotherequipmentassociatedwiththesensorandsubjecttoharshenvironmentareshownandreferencedtoappropriatedEQpackage.DocumenttheEQBlockDiagramnumberinSection6.1.4ofAttachmentA.Forinstrumentloopssubjectonlytomildenvironmentnoreviewofassociatedequipmentisrequiredunlessspecialenvironmentalconstraintsexist.10.310.3.1DocumentationofSignalConditioningandOutputEquipmentSignalConditioning/OutputDeviceInformation.Foreachdevicewithinthescopeoftheanalysisprovidethemanufacturerandmodelnumber.Documenttherangeofthecomponentfromvendordata.Fromthecalibrationprocedure,providethespan,setpointand/orresetpoint.TheaboveinformationshouldbeenteredinSection6.2.1ofAttachmentA.10'ScalingScalingistheprocessofmodifyingaprimarymeasurementsignaltoachieveadesiredinput-outputresponse,appropriatetoaspecificapplication,fromtheinfluidsystems),functus.onalconversiontoprovidealinearoutputfromanonlinearinput(e.g.takingthesquarerootofdifferentialpressuretoprovidealinearoutputproportionaltoflowrate),compensationforothertypesofnonlineardetectorresponse,temperature,correction,compensationfordensityandpressurePage10-2 effects,andengineeringunitconversions.Italsoincludesthealgebraicmethodsusedtocombineinputsfrommorethanonesensortoprovideasingleoutput.Reference25"NRCInformationNotice91-75",notesthatanumberofcasesofincorrectstaticheadcompensationhavebeenfoundincalibrationproceduresrecently.Specialattentionshouldbeplacedonthiscorrectionwhenapplicable.InSection6.3ofAttachmentA,provideadescriptionof,thewaytheprocessparameter,documentedin'Sections5.1.1and5.1.2ofAttachmentAismeasuredandprocessedtoproduceanoutputappropriatetotheapplicationandP,"I""Qi:,":::.i,,,i:...,:,,:,.'i!,::,:;,,-,:".i,.":,i,,',-ll,'",4%ProvideinformationinSection6.1.1ofAttachmentA,PrimaryElementInformationand6.1.2ofAttachmentA,SensorInformation,asappropriate.Describeanycompensationrequiredduetosensororassociatedequipmentlocationwithrespecttotheprocessparameterortoenvironmentaleffects.ReferenceshouldbemadetoexistingstudiesofcertainsystemssuchastheReactorVesselLevelMonitor,wherescalingprocesseshavebeendocumentedindetail,whenavailable.DocumentationofUncertaintyDataThissectionprovidesdirectionfordocumentinginstrumenterrordatatobeenteredinSections8.1through8.8ofAttachmentA.ThesedatawillbeutilizedinSection10.0ofAttachmentAtocalculatetotalloopuncertainty.AccidentUncertaintyTheseerrors,randomandbiasing,areaddressedonlyforEQ(50.49)equipment.Harshenvironment(accident)effectsonmostEQinstrumentloopsareanalyzedinGenericReference17,"IntegratedSystemPerformancePage10-3 Analysis",AttachmentBperformedbyEPM.ThisstudyisbasedondetailedreviewoftestreportdataintheGinnaEQFile.Randomandbiasingerrorsarecalculatedforsensorsandassociatedequipment.Thesestudiesshouldbeutilizedforaccidenterrordataoninstrumentloopstowhichtheyapply.Estimatesofnon-accidentrelatederrorwheremadeinthesestudiestoprovideareasonablebasisforevaluatinginstrumentloopperformanceduringtheDesignBasisEvent.Thenon-accidenterrorestimatesshouldnotbeusedinthisanalysis.InsomecasesEOPstudies,GenericReference9,AttachmentB,alsocalculatedorobtainedaccidenterrors.Thesevaluesshouldbereviewedforconsistency.WhenerrordataisobtainedfromEQtestsperformedinaccordancewithIEEE323-1974,itisnotnormallypossibletoresolvetheuncertaintyintoseparatetemperature,pressure,radiation,andsteam/sprayeffects.Acombinedaccidenterrorisusedinthiscase.Therandomcomponentofthiserroriscalled"combinedrandomaccidenteffect"(Crae)andthesystematicorbiasingerroriscalled"accidentbias"(AB).WhentheCraeisusedtherewillbeno"separateeffects"uncertainty.ThesedataareenteredinSection8.1.1ofAttachmentA.Accidentrelateduncertaintiesproducedinequipmentassociatedwiththesensor(cable,splices,penetrations)areassumedtobeduetocurrentleakageonly.TheassociatedequipmentisidentifiedontheEQBlockDiagram,asdiscussedinSection9.3.2.LeakageeffectsaremodeledandcalculatedinGenericReference17,AttachmentB.Currentleakagebiasestheinstrumentloopoutputinonedirection,butthemagnitudedependsonunpredictableaccidentconditionsandmustthereforebeassumedtovaryfromzerotothecalculatedmaximum.Bothextremesshouldbeconsidered.ThemaximumaccidentleakagebiaserrorisenteredinSection8.2ofAttachmentA.TheseismicperformancerequirementsforGinnainstrumentsarediscussedinSection9.1.4.SeismicuncertaintydataandcalculationswillbedocumentedforpotentialuseduringA-46resolution.Themainuseofseismicuncertaintydataatthistimeistoprovidereasonableassuranceofinstrumentloopseismicintegrity.Seismicerrormaybeprincipallyduetothesensorormayinsomecasesinvolverackandoutputdeviceeffects.ThesedataareenteredinSection8.2ofPage10-4 J

AttachmentA.10.5.2NonAccidentUncertainty10.5.2.1ProcessMeasurementUncertaintyBasedonthedatafrom5.1.2ofAttachmentA,provideanuncertaintyestimateforthestateofthemeasuredparameter.Possiblerangesoftemperature,pressure,chemicalcomposition,andflowrateshouldbeconsidered.Ifmorethanoneeffectispresent,usesubscripts.Ifaprimaryelementispresent,theuncertaintyshouldbelistedinthedatasheet.RecordthesedatainSection8.3ofAttachmentA.10.5.2.2MeasurementandTestEquipmentUncertaintyTheaccuracyofsensorandrackequipmentcalibrationislimitedbytheaccuracyoftheequipmentusedtoperformthecalibrationprocedure.Themeasurementandtestequipmentusedtocalibratetheinstrument,loopislistedinthecalibrationprocedure(s).ObtainthetestequipmentaccuracyfromGenericReference23,TestInstrumentCalibrationProcedures(TICP's).TheappropriateTICP'sshouldbereferencedintheCalibrationProcedure.Testinstrumentmanufacturerdatashouldbereviewedtoassurethattheequipment.iscapableoftheaccuracyrequiredbytheTICP.Ifseveraltestequipmentitemsareinvolvedappropriatesubscriptsshouldbeused.Usethesamerulesforcombiningtestequipmenterrorasareusedfortheinstrumentloopitself.RecordthesedatainSection8.4ofAttachmentA.10.5.2.3RackEquipmentUncertaintyTheaccuracyofrackmountedequipmentintheinstrumentloopshouldbeobtainedfrommanufacturer'sinformationorindividualcomponentcalibrationprocedures.Iftheoutputdeviceisanindicatororrecorder,thereadabilityshouldbedocumentedasaRackMiscellaneousEffect.Thereadabilityofananalogindicator/recorderisbasedontheintervalbetweenscaledemarcations.Theindicator/recorderscaledemarcationsandcalibratedspandefinethereadabilityofthedevice.Itisimportanttodifferentiatebetweenthereadabilityoftheindicator/recorderforcalibrationpurposesanditsreadabilityduringoperation.WhencalibratinganPage,10-5 indicator/recorder,aninputtestsignalwillbeprovidedbyM&TEandthe"output"willbedirectlyreadfromtheindicator/recorder.NoadditionalM&TEisrequired.Thisoutputisalignedonthescaledemarcationsduringthecalibrationprocess.Thus,thereadabilityoftheindicator/recorderduringcalibrationarethesameasforaseparatepieceofM&TEifonewereused.Thisreadabilityisapartofthecalibration,justlikeanyothercalibration,andistypicallyapartoftheM&TEuncertaintyorcalibrationtolerance.Foranindicator/recorder,however,thereisaseparatereadabilitythatmustbeincludedforitsusebyanoperator.ForGinna,thereadabilityisdefinedasonehalfofthesmallestscaleincrementor1%fullscale,whicheverisgreater.RE=1/2smallestscaledemarcationSensorUncertaintyThesensoruncertaintyshouldbeobtainedfrommanufacturer'sliterature.Zfseparateeffectssuchaslinearity,hysteresis,orrepeatabilityarelisted,theymaybeappropriatelycombined,withtheseparateeffectuncertaintiesdocumentedinanote,ordocumentedseparatelyusingsubscripts,inSection8.6ofAttachmentA.NonaccidenttemperatureeffectsonthesensorthatarenotcompensatedforintheinstrumentdesignorscalingshouldbedocumentedinSection8.6ofAttachmentA.Anydesignfeatureswhichcompensatefortemperatureuncertainty(e.g.4wireRTDcircuits)shouldbebrieflydescribedinafootnote.Mostsensordesignsarestabilizedagainstsmallvariationsinpowersupplyvoltage.Thisfeaturealsoprovidesflexibilityinaddingorremovingloadsintheinstrumentloops(e.g.bistables).Whensuchfeatureseliminatesensorpowersupplyeffects,provideashortdescriptionofthedesignfeatureandtheassociatedloadlimits.Anappropriatereferencecanbeusedalso.PowersupplyeffectsaredocumentedinSection8.6ofAttachmentA.Accountforotheruncertainties(suchasconstructiontolerances)whichproduceerrorsinSection8.6ofAttachmentA.Page10-6 10.5.2.5DriftToleranceTheexpectedorallowabletimedependentchangeininstrumentcalibrationduringthecalibrationintervalforsensorsandrackmountedequipmentshouldbeobtainedfromthecalibration'rocedureanddocumentedinSection8.7ofAttachmentA.Whennoallowabledriftisspecifiedinthecalibrationprocedurevendorinformationorplantmaintenancehistorymaybeused.10.5.2.6ToleranceUncertaintyThecalibrationproceduresforsensorsandrackmountedequipmentprovidetolerancebandstoreducecalibrationtimeasmuchaspossiblewithintheloopaccuracyrequirements.ThistolerancebandrepresentsarandomerrorandshouldbedocumentedinSection8.8ofAttachmentA.Page10-7 11.0EVALUATIONOFTHEEXISTINGINSTRUMENTLOOPCONFIGURATIONAGAINSTDOCUMENTEDPERFORMANCESection9.0addressesdocumentingtheperformancerequirementsfortheinstrumentloopandSection10.0addressesdocumentingtheexistinginstrumentloopdesign.Thissectionaddressescomparingtheinformationfromthesetwosections.Portionsoftheexistingcalibrationprocedurewillbereviewed.Theremainingportionsofthecalibrationprocedure,relatedtothesetpoints,areaddressedinSections12.0and13.0ofthisdocument.11.111.1.1EvaluatingtheLoop'sConfigurationConformancewithPerformanceRequirmentsReviewtheperformancerequirementsdocumentedperSection9.1fortheinstrumentloop.Comparethesetotheexistingdesign,documentedperSection10,toensurethatallofthecriteriaareaddressedandmet.Afterallperformancerequirmentsareevaluated,provideaconclusivestatementastowhethertheexistingdesignmeetstherequirments.Identifyanyrequirementsthatarenotmet.DocumenttheevaluationinSection7.1.1ofAttachmentA.11.1.2PerformanceofSafetyRelatedandSafetySignificantFunctionsReviewtherequiredSafetyRelatedandSafety.Significantfunctions(protection,control,indication)oftheloopdocumentedinSections4.0and4.1ofAttachmentA.Comparethesefunctionstotheexistingloopdesigntoensurethatallfunctionsareachieved.DocumenttheevaluationinSection7.1.2ofAttachmentA.11'.3,ConsistencyofInstrumentLoopDocumentationInSection7.1.3ofAttachmentA,describedocumentationconsistency.11'11.2.1EvaluatingtheLoopMeasurementCapabilityEvaluatingtheRange/SpanSections10.2.2and10.3.1ofthisdocumenttherangeandspanofthesensorandotherloopcomponents.Page11-1 Section9.2.1ofthisdocumentaddressesthelimitsthatapplytothisloop.Ensurethatthecalibratedspansofthesensorandtheappropriateoutputdevices(indicators,recorders,computerinputs,etc.)envelopeallofthespecifiedlimit's.DocumentthisevaluationinSection7.2.1ofAttachmentA.EvaluatingSetpointsandIndicatedValuesInSection7.2.2ofAttachmentA,documentthesetpointandindicatedvaluewithrespecttospan.InSection7.2.3documenttheunitsofmeasure.EvaluatingtheCalibrationReviewingtheCalibratedComponentsReviewthecalibrationprocedure(s)fortheloopandensurethateachapplicablecomponentisproperlycalibrated.Thiscalibrationshouldincludethesensor,allsafetyrelatedoutputdevices,andotherapplicableintermediatecomponents(powersupplies,comparators,etc.).ThecalibrationdataspecifiedintheCalibrationProcedureshallbeverifiedbycalculationtobeconsistentwiththeexistingsystemdesign.Thisincludesrange,span,gainandbias(scaling),andtimeconstantsfordynamiccompensation.DocumentthisreviewinSection7.3.1ofAttachmentA.ReviewingthePrimaryElementSection10.2.1ofthisdocumentaddressestheprimaryelement.Ensurethattheprimaryelementisadequatelysizedforitsapplication.Ensurethesensor'scalibrationproperlyreflectstheoutputoftheprimaryelement.DocumentthisreviewinSection7.3.2ofAttachmentA.ReviewingtheDirectionofInterestThecalibrationprocedureshouldexercisetheinstrumentloop,asaminimum,inthedirectionofinterest.Thecalibrationmaybeconductedinbothdirections.Forinstrumentloopswithbothasetpointandaresetpoint,thecalibrationshouldbeconductedinbothdirections.DocumentthisreviewinSection7.3.3ofAttachmentA.Page11-2 11.3.4EvaluatingScalingAssurethatanyscalingequationsandconstantsaddressedinSection10.4.1areincludedinthecalibrationprocedureandareconsistentwiththeexistingsystemperformancerequirements.Documentgeneralscalinginformationin7.3.4ofAttachmentA.11.3.5EvaluatingScaling(CorrectionFactors)StaticheadcorrectionisidentifiedasafrequentlyoverlookedfactorinNRCInformationNotice91-75.Document,thisandsimilar"correction"factors,separatefromotherscalingequationsinSection7.3.5ofAttavhmentA.Page11<<3 EVALUATIONOFLOOPUNCERTAINTYThissectionprovidesdirectionforcombiningandevaluatingtheuncertaintydataobtainedinaccordancewithSection10.5,anddocumentedinSections8.0to8.8ofAttachmentA.'nlessabiasisdemonstratedintheuncertaintydata,thedocumentederrorisassumedtoberandom,andapproximatelynormallydistributedwithzeromeanandstandarddeviationequaltoonehalfthedocumentederror.Thiscorrespondstoassumingthaterrordata(fromvendors,testreports,etc.)isatleasttwostandarddeviations.Theseassumptionsprovidethebasisforcombiningerrordatausingthesquarerootofthesumofthesquares(SRSS)method.Thismethodisbasedonthefactthatthesumofnormallydistributedrandomvariables(errorsinourcase)isitselfnormallydistributedrandomvariable(error),withvariance(standarddeviationsquared)equaltothesumoftheindividualtermvariances.Whenloopoutputsarefunctionsotherthansums(typicallysquarerootsinflow'easurement)ofterms,theresultingoutputisnolongernormallydistributed.TheerrorcombiningmethodsofReference7.4shouldbeusedforthesemeasurementswiththeknowledgethattheyarebasedonexpansionswhichassumethattheerroris"small"comparedwiththemagnitudeoftheparameter.Somejudgementisthereforerequiredusingthismethodology.ProcessMeasurementUncertainty(PMU)AsdocumentedinSection8.3ofAttachmentA,thePMUiscomposedofoneormoreprocessmeasurementaccuracies(Pma)combinedusingSRSS,andifaprimaryelementispresent,aprimaryelementispresent,aprimaryelementaccuracy(Pea).ThesearecombinedusingSRSS,anddocumentedinSection9.1ofAttachmentA.MeasurementandTestEquipmentUncertaintyAsdocumentedinSection8.4ofAttachmentA,theindividualMGTEUdataarecombinedusingSRSS.DocumentthisinSection9.2ofAttachmentAusingseparatesensor(Sce)andRackEquipment(Rce)termscombinedusingSRSS.AccidentSensorEnvironmentalUncertaintyPipeBreaks(AEUp)CombinetherandomaccidenterrortermsusingSRSSifnecessaryandaddorsubtracttheaccidentbias(AB)asappropriate.DocumentinSection9.3ofAttachmentA.SeismicEvents(AEUs)Page12-1 CombineseismicerrorsifnecessaryusingSRSS.DocumentinSection9.3ofAttachmentA.AccidentCurrentLeakageUncertainty(CLU)Allcurrentleakagetermsarebiasingerrorsandarecombinedalgebraically.DocumentinSection9.4ofAttachmentA.RackEquipmentUncertainty(REU)CombinetermsusingSRSSanddocumentinSection9.5ofAttachmentA.SensorUncertainty(SU)CombinetermsusingSRSSanddocumentinSection9.6ofAttachmentA.DriftUncertainty(DU)CombinetermsusingSRSSanddocumentinSection9.7ofAttachmentA.ToleranceUncertainty(TU)CombinetermsusingSRSSanddocumentinSection9.8ofAttachmentA.TotalLoopUncertaintyUsingthemethodsinReference7.4,Section6.3,calculatethetotalloopuncertaintyanddocumentinSection9.9ofAttachmentA.NotetheLUandABarebiasingtermswhichmayproduceopposingeffects.Thebiastermsshouldbecombinedinawaythatproducesthe"worstcase"error(s).TheformofthetotalloopuncertaintyfunctionisdependentonthescalingprocessesaddressedinSection10.4anddocumentedinSection6.3ofAttachmentA.ComparisonofReferenceAccuracywithCalibrationToleranceXnSection9.10ofAttachmentAdocumentthedatashowingthatthecalibrationtolerancesforcomponentsintheinstrumentlooparelargerthanthecorrespondingreferenceaccuracies.Page12-2 13.013~1SETPOINTEVALUATIONAssigningLimitstoOutputDevicesrSection9.2.1ofthisprocedureaddressesthelimitsassociatedwiththeinstrumentloop.ThelimitsaredocumentedinSection5.1.3ofAttachmentA.Pairtheselimitswiththecorrespondingoutputdeviceswhichpreventthelimitfrombeingexceeded.Documenttheoutputdevice/limitpairsinSection10.1ofAttachmentA.13.213.2.1EvaluatingtheSetpoint(s)TotalLoopUncertainty13~2~2Obtainthetotalloopuncertainty(TLU),addressedintheprevioussection,fromSection9.9ofAttachmentA.EvaluationofExistingSetpointUsingTotalLoopUncertainty13.2.2.1Todeterminethemaximumorminimumacceptableinstrumentsetpoint,thetotal'oopuncertainty(TLU)issubtractedfromoraddedtothelimit(analytical,design,orestimateddesign)dependingonwhetherthesetpointactuationoccursonanincreasingordecreasingprocessparameter.Foranincreasingprocessparametersetpointactuation:maximumacceptablesetpoint=limit-TLUForadecreasingprocessparametersetpointactuation:minimumacceptablesetpoint=limit+TLU13.2.2.2UsingtheTotalLoopUncertainty,determinewhethertheexistingsetpointisadequatetopreventsystemparametersfromexceeding(highorlow)documentedanalyticalordesignlimits.Insomecasestheremaynotbeadocumentedanalyticalordesignlimit.Whenthisoccurs,reasonableassumptionsmaybemade.Forexampletheinstrumentloopuncertaintyassumedinoriginalaccidentanalyses,mightbeusedtoestablishan"EstimatedDesignLimit"(EDL).Thesetpointadequacycanthenbedeterminedfromtheequations:Page13-1 increasingprocessparametersetpoint:setpoint<maximumacceptablesetpointdecreasingprocessparametersetpoint:setpoint>minimumacceptablesetpointComparisonofExistingSetpointWithTechnicalSpecificationAllowableValuesIfthecalculationresultsarenotconsistentwiththeTechnicalSpecificationvalues,orotherperformancerequirementsdocumentedinSection5.0ofAttachmentA,takeappropriatecorrectiveactionbasedontheGinnaStationQAManual.Page13-2 CONCLUSIONWithintheConclusionSection,Section12ofAttachmentA,.summarizetheoverallresultsoftheinstrument'sevaluation.Discusswhetherornottheinstrument."spresentdesignandusemeetsthedocumentedperformancerequirements.Also,statewhetherornottheexistingcalibrationprocedure(s)supporttheinstrumentloopfunctions.Identifyanynecessarychangestothecalibrationprocedureand/ortotheinstrument'sdesign.Thediscussionshallonlyaddressnecessarychanges.Suggestionsforimprovementshouldbedocumentedinaseparatereport.Withinthediscussionofanyproposedchange,includeawelldefinedbasisforwhythechangeisneeded.Thisbasisshallincludethepotentialconsequencesofnotperformingthechangeandanyalternativemeasuresthatcouldbeperformedinstead.Mark-upsofthecalibrationprocedures,ILWDS,orotherdocumentsshouldbeusedasnecessarytosupportthediscussion.Theseshallbeincludedasattachmentstothischecklistandreferencedwithinthediscussion.Page14-1 ATTACHMENTAINSTRUMENTPERFORMANCEEVALUATIONANDSETPOINTVERIFICATION DesignAnalysisGinnaStationInstrumentLoopPerformanceEvaluationandSetpointVerificationInstrumentLoopNumber(RochesterGasandElectricCorporation89EastAvenueRochester,NewYork14649DAEE-92--21Revision(Date)EWR5126Preparedby:InstrumentPerformanceVerificationEngineerDateReviewedby:InstrumentPerformanceVerificationProjectManagerDateReviewedby:NuclearSafety6LicensingDateApprovedby:Manager,ElectricalEngineeringDate NUCLEARSAFETY&LICENSINGINQUIRYDATABLOCKChangedornewequipment/systeminformationrequirescopytoGinnaifanyboxischeckedbelow.SafetyReviewClassByFromGMEDBNS&LReuiresCotoGinna.CheckalicableboxSetpoints(Instrument,ReliefValve,TimeDelay,Other)~See1~YNSee(g2)OperatingParameter(Flow,Pressure,Temperature,Volume,Other)See(g2)OperationalRestrictionsSee(83)UFSARchangesarerequiredSection(s)See(g4)NOTES:($1)Ifanyboxischecked,consulttheGMEDBrecordstodeterminethecomponentsafetyclass,thenenter"SR"ifSafetyRelated,or"SS"ifSafetySignificantor"NSR"ifNon-SafetyRelated.(g2)IfSafetyClassis"SR"or"SS"reviewbyNS&Lisrequired.(g3)Ifboxischecked,reviewbyNS&Lisrequired.(g4)ResponsibleNESEngineershallcompletetheUFSARsection.IfUFSARchangesarerequired,reviewbyNS&Lisrequired.EWR5126DesignAnalysisDAEE-92--21RevisionDatePagei DOCUMENTCONTROLDATAFORMPLANTSYSTEMSANDSTRUCTURESLIST(Ref.2.3;PSSLNumericIdentifiers)KEYWORDS:CROSSREFERENCEDTO:SUPERSEDEDREFERENCEDATA:EINDESIGNATORS(S):ERRS126DesignAnalysisDAEE-92--21PageiiRevisionDate REVISIONSTATUSSHEETPageLatestRevisionPageLatestRevisionERR5126DesignAna1ysisDAEE-92--21RevisionDatePageiii 0

INSTRUMENTPERFORMANCEEVALUATIONANDSETPOINTVERIFICATIONTABLEOFCONTENTSSectionTitle1.02.03.04.05.07'8.09.010.0InstrumentLoopIdentificationPurposeReferencesAssumptionsBlockDiagramandScopeofAnalysisInstrumentLoopPerformanceRequirementsDescriptionoftheExistingInstrumentLoopConfigurationEvaluationoftheExistingInstrumentLoopConfigurationAgainstDocumentedPerformanceRequirementsEvaluationofLoopUncertaintiesLoopUncertaintyCalculationSetpointEvaluations11.0ConclusionAttachmentAOpenItemsListAttachmentBSelectedReferencesERR5'126DesignAnalysisDAEE-92--21PageivRevisionDate INSTRUMENTPERFORMANCEEVALUATIONANDSETPOINTVERIFICATIONInstrumentLoopIdentificationCalibrationProcedureNo:Description:TheInstrumentPerformanceEvaluationandSetpointVerificationofthefollowingequipmentwillbeperformedbythisdocument:2~3.4.ERR5126Desi.gnAnalysisDAEE-92--21RevisionDatePage1 1.0PurposeProvideabriefdescriptionofthereasonforpreparingthecalculationspecifictotheloopbeingevaluated.2.0ReferencesListallofthereferencesusedintheSetpointVerificationEvaluationspecifictotheloopbeingevaluated.3.0AssumptionsListallassumptionsthatweremadetoperformthecalculationspecifictotheloopbeingevaluated.4.0BlockDiagramandScopeofAnalysisProvideaBlockDiagramofthespecificloopbeingevaluated4.1DescriptionofFunctionsMakingreferencetotheBlockDiagram,describetheinstrumentloopfunctionsthatarewithinthescopeoftheanalysisusingtheformatbelow.4.1.1ProtectionDescribeanyloopfunctionsthatinputtotheReactorProtectionandEngineeredSafetyFeaturesActuationSystems.4.1.2ControlDescribeanyloopcontrolfunctionsthatarewithinthescopeoftheanalysis.Describeloopcontrolfunctionsnotwithinthescopetotheextentnecessarytojustifyexclusion.4.1.3IndicationDescribeloopfunctionsthatproduceindicationsthatarewithinthescopeoftheanalysis(e.g.RG1.97andEOPs).ReferenceexistingEOPstudieswhereavailable.Listindicationnotwithinscope.ERR5126DesignAnalysisDAEE-92--21RevisionDatePage2 5.0InstrumentLoopPerformanceRequirements5.1DocumentingtheDesignRequirementsforMonitoringtheProcessParameter5.1.1IdentifyPerformanceRelatedDesignBasesAssociatedwiththeInstrumentLoop:SafetyClassification(SR/SS/NS)asdocumentedintheGinnaQ-list.NUREG0737/RG1.97asdocumentedinTable7.5-1,oftheGinnaUFSAR.EQ(perthe10CFR50.49list)SeismicCategory(SeismicCategory1/StructualIntegrityOnly/NS)TechSpecUFSAREOPother5.1.2DescriptionofProcessParameter:Undernormalconditions:Undertestconditions:Underaccidentconditions(whichaccidents?):EWR5126DesignAnalysisDAEE-92--21RevisionDatePage3 5.1.3DescriptionofLimitsLimits~TeRefSectionEWR5126DesignAnalysisDAEE-92--21RevisionDatePage4 e1 I(5.2DocumentingtheEnvironmentalConditionsAssociatedWiththeProcessParameter5.2.1IdentificationoftheSensorLocation:5.2.2DescriptionofEnvironmentalServiceConditionsfortheSensor:5.2'.15.2'.1.15.2.2.1.2NormalNormalOperationDuringCalibration5.2.2.2Accident5.2.3IdentificationofOtherComponentsLocations:5.2.4DescriptionofEnvironmentalServiceConditionsforOtherComponents:5~2~4~15.2'.1.15.2.4.1.2NormalNormalOperationDuringCalibration5.2.4.2AccidentERR5126DesignAnalysisDAEE-92--21RevisionDatePage5 6.0DescriptionoftheEzistingInstrumentLoopConfiguration6.1SummaryofProcessMeasurement6.1.1PrimaryElementInformationManufacturer/ModelNo.SizeSpecificationsRef.SectionPipingConfiguration/ElementDescriptionRef.Section6.1.2SensorInformation6.1.2.1Manufacturer/ModelNo.Ref.Section6.1.2.2SensorRangeSensorSpanRef.Ref.Sec.Sec.ERR5126DesignAnalysisDAEE-92--21RevisionDatePage6 (6.1.3SensorEnvironmentalLimits:PressTemp.RadiationHumidityRef.Ref.Ref.Ref.Sec.Sec.Sec.Sec.6.1.4AssociatedEquipmentEnvironmentalLimits:ReferencetheappropriateEQBlockDiagram.EQBlockDiagram6.2SummaryofSignalConditioningandOutputDevices:6.2.1SignalConditioning/OutputDeviceInformation:6.2.1.1TaTeRefSec6.2.1.2Tac~~SanSetointResetPtRefSec6.3Sealing6.3.1PerformingtheConversions:Describetheconversionperformedbytheinstrumentloopfromthesensorinputtotheappropriateloopoutputsandquantifythecalculatedbiasesandgainsforeachapplicablecomponent.EWR5126DesignAnalysisDAEE-92--21RevisionDatePage7

~7'EvaluationofExistingInstrumentLoopConfigurationAgainstDocumentedPerformanceRequirements,F1EvaluatingtheLoopConfiguration7.1.1CompliancewithDesignBasisPerformanceRequirements:DoestheexistingdesignconformtothedesignbasisperformancerequirementsidentifiedinSection5.1.1ofthischecklist?Explain:7.1.2PerformanceofSafetyRelatedorSafetySignificantFunctions:CantheexistingloopadequatelyperformeachofitsSafetyRelatedorSafetySignificantfunctions(protection,control,and/orindication)?Explain:7.1.3EvaluatingtheConsistencyofInstrumentLoopDocumentationIstheloopconfigurationshowninthecalibrationprocedure(s)consistentwiththeapplicabledesigndrawing(s)?Arecomponentmanufacturersandmodelnumbersdocumentedinthecalibrationprocedureconsistentwiththoseshownonapplicabledesigndrawings?Ifsignificantinconsistenciesexist,hasreasonableassuranceoftheactualconfigurationbeenestablished?Haveappropriatenotificationsbeenmaderegardingdrawingchanges?ERR5126DesignAnalysisDAEE-92--21RevisionDatePage8 7.2EvaluatingtheLoop'sMeasurementCapability7.2.1EvaluatingtheRange/Span:Isthecalibratedspanofthesensorandindicationdevices(indicators,recorders,computeroutputpoints)broadenoughtoenvelopeallofthelimitsinSection5.1.3ofthischecklist?Explain:7.2.2EvaluatingtheSetpointsandIndicatedValuesvs.theSpan:Aresetpointslocatedwithintheinstrumentspaninawaythatassuresreasonableaccuracyforthecriticalinstrumentloopfunctions.Explain:7.2.3Reviewingthe,UnitsofMeasure:AretheunitsfortheindicatedvaluesshownwithinthecalibrationproceduresconsistentwiththeEOPs?Explain:7.3EvaluatingtheCalibration7.3.1ReviewingtheCalibratedComponents:Iseveryapplicablecomponentandoutputcalibrated?Explain:-7.3.2ReviewingthePrimaryElement:Doesthecalibrationofthesensorproperlyreflectthesizingoftheprimaryelement?Explain:EWR5126DesignAnalysisDAEE-92--21RevisionDatePage9 7.3.3ReviewingtheDirectionofInterest:Doesthecalibrationprocedureexercisethecomponentsinthedirectionofinterest?Explain:7.3.4EvaluatingScaling:ArethescalingequationsandconstantsdescribedinSection6.3ofthischecklistconsistentwiththeexistingsystemperformancerequirements.Explain:7.3.5EvaluatingScaling(CalibrationCorrectionFactors):Describeanycalibrationcorrectionsusedtoaccountforprocess,environmental,installationeffectsorforanyspecialdesignfeaturesemployedbytheinstrument.Theseincludecorrectionswithinthecalibrationprocessforelevation,statichead,density,calibrationtemperatures,etc.Ensureanyeffectnotaccountedforbythecalibrationprocessisincludedwithinthedeterminationofthetotalloopuncertainty.EWR5126DesignAnalysisDAEE-92--21RevisionDatePage10 8.0DocumentationofLoopUncertainties8.1DocumentingtheComponentsofSensorAccidentUncertainty(AEUpandAEUs)8.1.1PipeBreaksAccidentEffectTemperatureEffect(Te)PressureEffect(Pe)RadiationEffect(Re)Steam/ChemSpray(S/Ce)CombinedRandomAccidentEffect(Crae)(perIEEE323tests)AccidentBias(AB)8.1.2SeismicEventUncertaintyRef/SectionSeismicEffectSensorRackOutputDeviceUncertaintyRef/Section8.2DocumentingtheComponentsoftheAccidentCurrentLeakageEffect(CLU)AssociatedEquipmentAccidentEffectsCableLeakage(Cl)SpliceLeakage(Sl)PenetrationLeakage(Pl)UncertaintyRef/SectionERR5126DesignAnalysisDAEE-92--21RevisionDatePage11 e

TermBlockLeakage(TB1)ConduitSealLeakage(CS1)8.3DocumentingtheComponentsofProcessMeasurementUncertainty(PMU)ProcessMeasurementAccuracy(Pma)PrimaryElementAccuracy(Pea)UncertaintyRef/Section8.4DocumentingMeasurementandTestEquipmentUncertainty(M&TEU)SensorCalibrationEffect(Sce)RackEquipmentCalibrationEffect(Rce)UncertaintyRef/Section8.5DocumentingRackEquipmentUncertainty(REU)'RackEquipmentAccuracy(Rea)RackTemperaureEffect(Rte)RackPowerSupplyEffect(Rpse)RackMiscellaneousEffect(Rme)UncertaintyRef/SectionERR5126DesignAnalysisDAEE-92--21RevisionDatePage12 8.6DocumentingSensorUncertainty(SU)SensorAccuracy(Sa)SensorStaticPressureEffect(Sspe)SensorTemperatureEffect(Ste)SensorPowerSupplyEffect(Spse)SensorMiscellaneousEffect(Sme)UncertaintyRef/Section8.7DocumentingDriftUncertainty(DU)SensorDrift(Sd)RackEquipmentDrift.(Red)UncertaintyRef/Section8.8DocumentingToleranceUncertainty(TU)SensorTolerance(St)RackEquipmentTolerance(Ret)UncertaintyRef/SectionEWR5126DesignAnalysisDAEE-92--21RevisionDatePage13 9.0LoopUncertaintyEvaluation9.1ProcessMeasurementUncertainty(PMU)PMT=(Pma)+(Pea)9.2MeasurementandTestEquipmentUncertainty(MRTEU)HTEU=(Sce)+(Rce)9.3DeterminingtheAccidentSensorEnvironmentalUncertainties(AEU)ForPipeBreaks:AEUp=(Te)+(Re)+(Pe)+(S/Ce)+~IIorAEUp=Crae+ABForSeismicEvents:AEUs=Se9.4AccidentCurrentLeakageEffect(CLU)CLU=Cl+Sl+Pl+TB1+Csl9.5RackEquipmentUncertainty(REU)REU=(Rea)2+(Rbe)~+(Rpse)~+(Rme)2Themiscellaneouserrorsmustbeconfirmedbytheengineertoberandomandindependent.EMR5126DesignAnalysisDAEE-92,-21Page14RevisionDate 9.6SensorUncertainty(SU)SV=(Sa)+(Supe)+(Ste)+(Spec)+(Sme)9.7DriftUncertainty(DU)DV=(Sd)+(Red)9.8ToleranceUncertainty(TU)TV=(St:)~+(Ret)~ERR5126DesignAnalysisDAEE-92--21RevisionDatePage15 9.9CalculatingtheTotalLoopUncertaintiesProvidethetotalloopuncertainty(TLU)foreachenddevicefornormal,seismicandaccidentconditionsasapplicable.OutputDeviceTLUf(LUgABIAEVIPMUIM&TEUgREU/SUIDU~TU)Where:TLUsTLUaLUAEUsAEUpPMUREUSUDUTUABM&TEUTheTotalLoopUncertaintySeismicTheTotalLoopUncertaintyAccidentCurrentLeakageUncertaintyAccidentEnvironmentalUncertainty(Seismic)AccidentEnvironmentalUncertainty(PipeBreak)ProcessMeasurementUncertaintyRackEquipmentUncertaintySensorUncertaintyDriftUncertaintyToleranceUncertaintyAccidentBiasMeasurementandTestEquipmentUncertainty9.10ComparingtheReferenceAccuracyvs.theCalibrationToleranceFromthecalibrationprocedure(s),identifythecalibrationtoleranceassociatedwitheachcomponent.Next,obtainthereferenceaccuracyassociatedwitheachcomponent.Translatebotheffectsintotheequivalentunits.Ensurethatthecalibrationtoleranceisgreaterthanorequaltothereferenceaccuracyforeachcomponent.EWR5126DesignAnalysisDAEE-92--21RevisionDatePage16 10.0SetpointEvaluations10.1AssigningtheLimits:Foreachinstrumentfunction,identifytheassociatedlimitsfrom5.1.3ofthischecklist.OututDeviceLimitValueTeofLimit10.2EvaluatingtheSetpoint(s):Comparetheexistingsetpoint,resetpointorindicatedvaluewithinthecalibrationprocedurewiththemaximumorminimumacceptablesetpoint.OututDeviceSettINCDECAccetblSett10.3VerifyingtheAdequacyoftheAllowableToleranceBand:Foreachcomponent,calculate.themaximumas-foundandas-leftvaluelmits.Comparethesetotheexistingallowabletolerancebandpresentlywithinthecalibrationprocedure.11.0ConclusionERR5126DesignAnalysisDAEE-92--21RevisionDatePage17 AttachmentAOpenItemsListAttachmentBSelectedReferencesERR5126DesignAnalysisDAEE-92--21RevisionDatePage18 ATTACHMENTBOrganizationofDataandDocumentationSupportforInstrumentLoopPerformanceandsetpointVerificationDocumentationanddatatosupportprojectcalculationsbeingperformedbythecontractorwillbefurnishedineitheroftwoways."Generic"dataanddocumentation,applicabletoanumberoftheinstrumentloopsortheassociatedplantsystems,willbeprovidedatnearthestartofprojectactivity.Thisdataanddocumentationiscontainedinexistingreports,files,orpackagesthatcanbeidentified,segregated,andtransmittedwithoutreferencetoaspecificinstrumentloop.Instrumentloop"specific"dataanddocumentation(notcontainedinthe"generic"packages)willbeidentifiedbyRG&EEngineeringina"pre-calculation"reviewofeachinstrumentloopbeinganalyzed.Thesereviewswillbeperformed,andidentifieddataanddocumentationtransmittedtothecontractor(Cygna,Boston),inadvanceofthecontractorsworkstartontheapplicableinstrumentloopcalculations.tThefollowingtableslistthedataanddocumentsineachofthegroups.Thesetablesmayberevisedastheprojectadvances.PageB-1 "Generic"documentstobesuppliedtoCygnaforgeneralreference.2.3~4~5.6.7.8.9.GenericReferenceDocumentGinnaTechnicalSpecificationsGinna.UFSARFoxboroBDSeriesDwgs:RPS&ProcessControlBlockDiag.FoxboroCDSeriesDwgs:RPS&ProcessControlConnectionDiag.Fox1,Fox2,Fox3,RVLMSlgRVLMS2gSAFWCab.Dwgs.FoxboroPSS9-1B1ANE-10SeriesTransmittersFoxboroPSS9-1A1A820SeriesTransmittersFoxboroWAPDManual(FirstThreeVols.)andSystemInst.Man.DesignAnalysis,"CalculationofEOPFootnotes,"NSL-4173-014,EWR4173,Rev.1DateSentInitialsComments10.12.13.14.15.16'7~18'rocedureIndex(CPsonly)P&IDs(completeset)CCDIndexInstrumentIndex(4Vols.)"P"SeriesProcedures(Precautions&Limitations)WPWRTrainingManualRG&ETrainingDept.SystemDescriptionsIntegratedSystemPerformanceAnalysesforHarshEnvironmentEffects.FoxboroSPEC200Manual(4volumes)DELETEDPageB-2 GenericReferenceDocumentDateSent,InitialsComments19.20.21.22.23.24.25.26.27.28'9.30~Foxboro(SPEC200)NuclearQualificationDoc.(7volumes)EOPSetpointDataBaseJGinnaStationQAManual,AppendixE,Attachment1InstrumentLoopWiringDiagrams(ILWDs)(Set)TestInstrumentCalibrationProcedures(TICPs)(CompleteSet)RG&ESubmittaltoNRC,3/13/92,NUREG0737/RG1.97:ComparisonofGinnaPostAccidentInstr.NRCInformationNotice91-75:StaticHeadCorrectionsinPressureTransmitterCal.Proc.NRCInformationNotice92-12:EffectsofCableLeakageonInstrumentSettingsandIndicationsNRCInformationNotice91-52:NonCons.ErrorsinOvertempDel.TCausedbyImprop.GainalsoIEN91-52SlandRGEresponseRG&EDwg03201-0102R1Inst.BusSingleLineRG&EDwg33013-652R12480VOneLineDiag.RG&EDesignAnalysis(DRAFT),"FlowMeasuringElementTech.Eval."LooporSystem"unique"documentsAlsoROcoloredAlsoEWR5085ME-1Rev08/32/921~2~3~4~5.O6.8.CalibrationProcedure(s)ApplicableInstrumentLoopWiringDiagram(ILWD)ifitexists.Componentvendormanualsnotincludedin"generic"documentsIsometric,pipingandequipmentdrawings,andsketchesshowingcomponentlocations,anddimensions.OtherapplicableVendor/RG&Edrawings.EQPackageData(e.g.EEQ-ls,EQBlockDiagrams)Existinganalysesnotincludedingenericpackages.Otherapplicabledocumentation(e.g.datasheets,EOPs)PageB-3 PrecalculationInstrumentReviewChecklist.1.InstrumentLoopRev2.CalibrationProcedure(s)ProcedureNumberDateSentInitials3.4~InstrumentLoopBlockDiagram(Figure1),SimplifiedSchematicDiagram(Figure2)(Optional).4ComponentDocumentation(listallcomponentsshowninblockdiagramandindicate"generic"(gen)with"generic"docpkg.numberordatesent).a~Isometric,piping,orequipmentdrawingsshowingphysicalconfiguration.Dwg.NumberDescriptionDateSentInitialsb.Componentvendordrawingsanddocumentation.(i)VendorManuals/DataComponent(BIN)ModelgVTDg/DocgDate/InitialsPageB>>4 (ii)Vendor/RG&EDrawingsVendorDwg.NumberDescriptionDateSentInitialsc.EQdatafor50.49instrumentloops(listallcomponentssubjecttoharshenvironmentaleffects).ComponentEQRef.Doc.DateSentInitialsd.Noteanyotherinformationprovided.Preparedby:DateReviewedby:DateApprovedby:R.A.BakerDateRG&ELeadI&CEngineerxc:R.BakerJ.BitterG.DanielsD.Kosack(Cygna)P.SwiftEWR5126FileElec.Eng.FilePageB-5 INSTRUMENTLOOPBLOCKDIAGRAMFIG1PageB-6 SIMPLIFIEDSCHEMATICDIAGRAM(OPTIONAL)FIG2PageB-7 PageB-8 l~,

INSTRUMENTCALIBRATIONDATASHEET3.INSTRUMENTNO~CURRENT-TO-VOLTAGEXVCONVERTERL-504Sheet1of2TECHSPECLOCATION:RELAYROOMRVLMS-1.RACKNEST5SLOT9,PURPOSE:STEAMGENERATORAHIDERANGELEVELXNPUTUNXTSDESXREDVALUEVDCASFOUNDVDCOUTPUTALLOWABLETOLERANCEBANDVDCASLEFTVDC4p*0.00-0.05to0.058.012.0'.505.002.45to2.554.95to5.0516.07.507.45to7.552P.P**10.009.95to10.05(0AllTolerancesare~ofSpan.TOLERANCE+0;5~(+0.05VDC)~*ZEROA.Adjust,Point.**SPANAAdjustPoint.MGTESERXALNO.CALDUEDATECPX-LVL-504Page26of40Rev.03 1

Retrieved from "https://kanterella.com/w/index.php?title=ML17264A189&oldid=651089"